waiver of that or any other right hereunder and any waiver of the terms hereof shall be effective only in the specific instance and for the specific purpose
given. 

 19.        **NOTICES**.  Unless
otherwise expressly provided by law or herein, all notices, instructions, demands and other communications hereunder shall be in writing and shall be delivered personally or sent by registered or certified mail, postage prepaid and return receipt
requested, or sent by facsimile or electronic transmission (the receipt of which shall be confirmed by the parties, either by a confirming copy sent by air mail, postage prepaid, or some other manner which confirms receipt of the facsimile or
electronic transmission), and the date of personal delivery or facsimile or electronic transmission or seven (7) days after the date of mailing (other than in the case of the mailing of a confirming copy of a facsimile or electronic
transmission), as the case may be, shall be the date of such notice, in each case to the address, facsimile number or e-mail address of such party set forth on the signature page hereto (or at such other address, facsimile number and/or e-mail
address as either party shall have furnished to the other in writing). Copies of all communications provided hereunder shall also be sent to each party’s attorneys at the following addresses: